NOARK is a wholly-owned subsidiary of the largest electrical manufacturing groups in Asia, that has supplied products and EPC services to customers over 140 countries across different industrial sectors, including power utility, renewable energy, oil and gas, metallurgy and railway.
NOARK’s T & D portfolio is designed for electrical systems of medium, high and extra-high voltages up to 1000kV, covering a range of products including power transformers, dead tank circuit breakers, gas insulated switchgears, disconnectors, Medium Voltage cables and components.
NOARK Electric’s goal is to become a major supplier of Power T&D equipment to the North American market.
Ratings:
– Voltage up to 1000kV
– Three Phase Capacity: up to 1200MVA
– Single Phase Capacity: up to 750MVA
Features:
– Compact, lightweight, low noise
– High short circuit and insulation value ratings
– Fast deliveries and world class project management
– Custom engineering available on request
Standards:
– IEC 60076-1, IEC 60076-2, IEC 60076-3, IEC 60076-5
– IEEE C57.12.00
Ratings:
– Voltage up to 750kV
– Three Phase Capacity: up to 1000MVA
– Single Phase Capacity: up to 750MVA
Features:
– Eco-friendly insulating oil
– Compact, lightweight, low noise
– High short circuit and insulation value ratings
– Fast deliveries and world class project management
Standards:
– IEC 60076-1, IEC 60076-2, IEC 60076-3, IEC 60076-5
– IEEE C57.12.00
Ratings:
– Voltage range 6kV ~ 35kV
– Capacity: 200 ~ 10000 kVA
Features:
– Consists of transformer housing, HV and LV operating room
– HV side protected by dual fuses for safety
– HV Load Breaker Switch: radial or loop feed connection
– Small footprint: Main body and units are placed in the tank; high integration and improved space optimization
Standards:
IEEE C57.12.00, C57.12.28, C57.12.34, C57.12.90
Ratings:
– Voltage range 72.5kV ~ 252kV
– Capacity: 3150A, 4000A
Features:
– Compact Structure: Efficient connection method – standard bay spacing is 2m; minimum bay spacing is 1.8m
– High Reliability: Electrical life is 22 cycles, mechanical life is ≥ 10000 cycles, with C2-E2-M2 tier model of linkage performance
– Low Gas Leakage Rate: The butt flange surface is specially designed for double sealing structure; annual gas leakage rate is ≤0.1%
– Low Partial Discharge: Under 80% power frequency withstand voltage, insulation is ≤2%, and the partial discharge value of the whole bay is ≤5%
Ratings:
– Voltage up to 40.5kV
– Capacity: 630A, 1250A, 1600A, 2000A, 2500A, 3150A, 4000A
– BIL up to 185kV
Features:
– Rated short-circuit breaking current: up to 31.5kA/4sec
– Ambient air temperature: -25°C ~ +40°C
– Altitudes up to 2000m
Ratings:
– Voltage from 12kV to 36kV
– Capacity: 100A, 200A, 300A
– BIL up to 200kV
Features:
– High mechanical strength insulator (Composite or Porcelain)
– Stainless steel spring, silver plated contacts
– Hook for load break portable tool
– Bronze fuse holder cutout components
– Galvanized steel hardware and NEMA bracket
Standards:
– IEC 60282-2
– ANSI C37.42
Ratings:
– 22 ~ 500kV (porcelain); 0.22 ~ 220kV (composite)
– Metal oxide polymer housing (Gapless): 5kA/10kA/20kA series, 6kV – 36kV/6kV – 200kV/ 108kV – 200kV
– Metal oxide porcelain housing (Gapless): 5kA/10kA/20kA series, 6kV – 36kV/6kV – 200kV/108kV – 444kV
Features:
– Available in silicone polymer or porcelain housing
– High BIL ratings
– Altitudes up to 2000m
– Ambient air temperature: -40°C ~ +40°C
Standards:
– IEC 60099-4
– ANSI C62.11
Ratings:
– Polymeric Long Rod type: 12kV to 500kV
– Polymeric Pin Insulator type: up to 36kV
– Polymeric Post Insulator type: up to 252kV
Features:
– Mechanical load ratings up to 120kN
– Ambient air temperature: -50°C to +50°C
– High BIL ratings
– Altitudes up to 3000m
Standards:
– IEC 61446: 61109; 66217; 66231
– ANSI C29.13
Ratings:
– Voltage range: 5kV ~ 35kV
– Cable type: MV-90, MV-105
– Conductor size: 4/0 AWG ~ 1000 MCM (copper, aluminum)
– Insulation material: XLPE, TR-XLPE
– Jacket material: LLDPE, XLPE
Features:
– Applied in directly or indirectly buried duct
– Continuous operation from 90°C -105°C, wet or dry
– Sunlight resistant
– High performance insulation materials
– Optional sealant for stranded conductors
Standards:
– UL1072 (ANSI/IECA S-94-649)
Applications:
Industrial parks, Infrastructure including buildings, Transportation systems, EV charging systems
NOARK is dedicated to delivering high-quality, reliable products that meet the stringent standards of the power and energy industries. Through a commitment to continuous innovation, NOARK consistently enhances its product range, integrating advanced technologies to ensure safety, efficiency, and sustainability across all its offerings. This focus enables NOARK to address the evolving needs of the North American market, making significant contributions to the stability and growth of critical infrastructure.
This article highlights the critical function of transformers in efficiently transmitting electricity over long distances, reducing energy loss, and ensuring a reliable power supply, with some powerful examples from NA.
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